The timer for the cooldown never ticks down and stays at the set time making it so it never cools down and cant rebuy

},
"Drone Strike Rocket MASSIVE": {
"DisplayName": "Drone Strike Rocket MASSIVE",
"CraftAsDisplayName": false,
"Shortname": "airdrop.call",
"MakeBlueprint": false,
"EnableBuy": true,
"EnableSell": false,
"Image": "https://i.imgur.com/D0Len6P.png",
"SellPrice": 5000.0,
"BuyPrice": 7500.0,
"BuyCooldown": 1800,
"SellCooldown": 0,
"BuyQuantity": [],
"SellQuantity": [],
"KitName": null,
"Command": [
"ADDSTRIKE $player.id 2 100 1.2 30 3"
],
"RunCommandAndCustomShopItem": true,
"SkinId": 0
},